Liebert ICOM User Manual

Liebert ICOM User Manual

Intelligent communications & monitoring
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Liebert iCOM
User Manual - Intelligent Communications & Monitoring
Precision Cooling
For Business-Critical Continuity™

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Summary of Contents for Liebert ICOM

  • Page 1 Precision Cooling For Business-Critical Continuity™ Liebert iCOM ™ User Manual - Intelligent Communications & Monitoring...
  • Page 3: Table Of Contents

    Navigating Through the Liebert iCOM Menus ........
  • Page 4 Wiring a Liebert iCOM U2U Network ........
  • Page 5 Figure 30 Liebert vNSA with optional remote large display....... . .
  • Page 6 Table 11 Ports available for connecting Liebert iCOM control devices......46 Table 12 Setpoints parameters .
  • Page 7: Introduction

    • The Liebert iCOM with large display has a 320 x 240 dot matrix screen that shows up to 16 menu icons at a time, as well as descriptive text. This display can be used to control a single cool- ing unit or any cooling unit on a network, regardless of how it is connected—either integrated into...
  • Page 8: Liebert Icom Display Components And Functions

    Liebert iCOM Display Components and Functions COM D IEBERT I ISPLAY OMPONENTS AND UNCTIONS The small and the large display have a common key layout, as shown in Figure 2. Figure 2 Liebert iCOM display components Liquid Crystal Display LED Status Indicators (top LED is red or flashing red;...
  • Page 9: Table 1 Keyboard Icons And Functions

    Liebert iCOM Display Components and Functions Table 1 Keyboard icons and functions Icon Key Name Function On/Off Key Controls the operational state of the cooling unit. Alarm Key Silences an alarm. Help Key Accesses integrated help menus. ESCape Key Returns to the previous display view.
  • Page 10: Figure 3 Status Menu, Large Display, Graphical View

    Liebert iCOM Display Components and Functions Figure 3 Status menu, large display, graphical view Humidity Temperature Humidity Sensor Setpoint Setpoint System or Reading Unit # view Supply Temperature Sensor Air Temperature Reading Percent Hot Water Heating Evaporator Fan Speed Percent Electric...
  • Page 11: Navigating Through The Liebert Icom Menus

    Once in a Submenu, a list of parameters is displayed. Press the enter key and use the up and down arrow keys to scroll through the parameters one-by-one. Pressing the Esc key will go back a level. Figure 5 shows the Liebert iCOM control menus for a small display.
  • Page 12: Entering A Password

    Liebert iCOM Display Components and Functions 2.1.3 Entering a Password To change the value of a parameter in a menu, you must first enter the password for that menu. The User, Service and Advanced menus each has a unique password to prevent unauthorized changes.
  • Page 13: Figure 6 Menu Tree-Large Display, Stand-Alone

    Liebert iCOM Display Components and Functions Figure 6 Menu tree—Large display, stand-alone Unit 1 will be displayed Status Menu – System View in the top left corner of the screen. Status Menu Unit 1 View User Menu Service Menu Advanced Menu...
  • Page 14: Viewing Multiple Units With A Networked Large Display

    Liebert iCOM Display Components and Functions 2.1.4 Viewing Multiple Units with a Networked Large Display When you first wake up the control, press the Esc key to return to the System view Status menu. This view shows an average of all the units on the network and any alarms present. To view a specific unit on the network, press either the enter key or down arrow key.
  • Page 15: Figure 8 User Menu Icons

    Liebert iCOM Display Components and Functions Figure 8 User menu icons User Menu password: 1490 Table 2 User menu icons Icon Name Available On Display Description °C / °F View and change temperature and humidity % RH Setpoints Small & Large...
  • Page 16 Liebert iCOM Display Components and Functions Table 2 User menu icons (continued) Icon Name Available On Display Description Allows setback settings for non-peak Sleep Mode Small & Large operation Contains key contact information for local Service Contact Info Small & Large...
  • Page 17: Figure 9 Service Menu Icons

    Liebert iCOM Display Components and Functions Figure 9 Service menu icons Service Menu password: 5010 Table 3 Service menu icons Available On Icon Name Display Description °C / °F % RH Setpoints To view and change temperature and humidity setpoints Small &...
  • Page 18: Operation

    Operation PERATION The Liebert iCOM display for your Liebert cooling unit features an easy-to-use, menu-driven liquid crystal display (LCD). All unit settings and parameters can be viewed and adjusted through three menus: User, Service and Advanced. All active alarms are displayed on the LCD and annunciated.
  • Page 19: Chilled Water Units With Variable Speed Motor

    • Fan speed may be set locally at the unit using the Liebert iCOM display. • Fan speed may be set remotely via a BMS signal (sent via Modbus using an optional Liebert Intel- liSlot 485 card), which then transmits to the unit local control.
  • Page 20: General Compressor Requirements

    Operation 3.1.3 General Compressor Requirements Low-Pressure Time Delay When the compressor starts, the low-pressure input is ignored for a selected period of time based on the setting of the Low Pressure Alarm Delay (Service Menu, Options Setup). This time is usually set to 3 minutes on air-cooled units, and to 0 or 1 minute on water cooled units.
  • Page 21: Compressor Timing-Units With Two Compressors

    Operation Digital Scroll High Temperature A protective maximum operating compressor temperature limit is imposed on units with digital scroll compressor(s) with thermistor. Once the digital scroll temperature reaches the maximum tempera- ture threshold, the compressor will be locked out for at least 30 minutes and an alarm will be annun- ciated.
  • Page 22: Temperature Control-Single Source Cooling (No Extra Cooling Coil)

    Operation Temperature Control—Single Source Cooling (No Extra Cooling Coil) 3.2.1 Temperature Proportional Band The control uses the temperature proportional band to determine which operation to perform (cool- ing/heating) and how intensely to perform it. The Temperature Proportional Band is a user-defined range that is divided into two equal parts for cooling and heating.
  • Page 23: Compressor Control

    Operation 3.2.2 Compressor Control Depending on the type of Liebert air conditioning unit you have your unit may contain one or two compressors with or without unloaders. Compressor Proportional Bands One Single-Step Compressor Without Unloaders—One-Step One single-step compressor, Cool 1, is started at 100% call for cooling from the temperature propor- tional band and stopped at 0% (see Figure 12).
  • Page 24: Figure 14 Two Compressors With Unloaders (Four-Step)

    Operation Two Compressors With Unloaders—Four-Step The first two-step compressor is started unloaded at 33% calculated output from the temperature pro- portional band and stopped at 17%. At 80% Compressor 1 will be loaded, at 70% unloaded. The second compressor starts unloaded at 63% and stops at 47%. At 100%, Compressor 2 will be loaded, at 90% unloaded (see Figure 14).
  • Page 25: Figure 15 Digital Scroll Capacity Modulation, 10-100% Variable

    Operation Digital Scroll Compressors A compressor with a suction cutoff unloader can only modulate its capacity between two distinct lev- els: fully loaded and half loaded. A digital scroll compressor can modulate its capacity anywhere between 10-100%. This variable capacity modulation allows cooling units to control an environment more precisely.
  • Page 26: Chilled Water Control

    The No setting is for standard compressorized and chilled water units that do not have a second cool- ing source. The Contact setting is used when an external control is being used to determine when the second cooling source is to be activated. The external control communicates to the Liebert unit via a contact closure •...
  • Page 27: Figure 18 Second Cooling Source And Compressorized Cooling

    Operation The Value setting is the factory default setting on free-cooling and dual cooling units. If the tempera- ture difference between the second source cooling fluid parameter, Free-cooling Fluid Temperature (User Menu, Sensor Data) and room air is equal to or greater than the adjustable DT Between Room Air / FC Fluid (Service Menu, Setpoints) value, then the second source cooling fluid will be used to provide at least partial cooling (delta T between room and glycol = true).
  • Page 28: Temperature Control-Reheat

    Operation ™ GLYCOOL Cooling—Free-Cooling When GLYCOOL cooling is available, the temperature control will calculate a total cooling require- ment of 200% rather than 100%. Assuming that full GLYCOOL capacity is available, the GLYCOOL valve opens proportionally as the requirement for cooling rises from 0 to 100%. If more than 100% cooling is required, then the compressors are activated at 150% and 200% respectively (133%, 163%, 180% and 200% for a four-step system).
  • Page 29: Figure 19 Three-Stage Heating

    Operation Figure 19 Three-stage heating Temp Setpoint: 70°F Proportional Band: 8°F Deadband: 2°F Heat 3 Heat 2 Heat 1 ½ Dead- band -100 % Heat 3 Heat 2 Heat 1 Heating Heating ½ Proportional Band Decreasing Temperature...
  • Page 30: Scr Reheat

    Operation 3.4.2 SCR Reheat SCR reheat is a type of electric reheat that provides tighter temperature control than staged electric reheat. SCR reheat capacity modulation is achieved by pulsing the reheat On and Off. Full capacity is achieved by constantly energizing the reheat. Units equipped with SCR reheat can operate in Tight or Standard mode.
  • Page 31: Figure 21 Two Single-Step Compressors With Scr Reheat Set To Standard Mode

    Operation Standard Mode In Standard mode, the SCR reheat operates only when the Temperature Proportional Band calls for heating. SCR reheat output is adjusted proportionally as the Temperature Proportional Band varies the requirement for heating from 0% to -100%. Compressors operate only when there is a call for cool- ing as described in 3.2.2 - Compressor Control.
  • Page 32: Humidity Control

    Operation Humidity Control The control uses the humidity proportional band to determine which operation to perform (dehumidi- fication/humidification) and how intensely to perform it. The Humidity Proportional Band is a user defined range that is divided into two equal parts for dehumidifying and humidifying. The Humidity Setpoint is located between these two equal parts.
  • Page 33: Humidification

    Operation 3.5.1 Humidification Infrared Humidifier There are two types of infrared humidifiers: small pan (IFS) and large pan (IFL). The operating mode of each is similar, however, some of the variables or timings differ. Infrared humidifiers are started at 100% humidification request, and stopped at 0%. Infrared humid- ifiers cannot be driven in proportional mode.
  • Page 34: Dehumidification

    Dehumidification With Comp Setting Default Setting On [blank] (units without compressors) All Chilled Water Units ™ ™ 1 (Compressor 1 dehumidifies only) Liebert Challenger 3000 , Liebert DS ™ Liebert Deluxe System/3 Low Limit 2 only 2 (Compressor 2 dehumidifies only) —...
  • Page 35: Control Types

    3.6.1 Temperature and Humidity Control Types The Liebert iCOM control has four Temperature and Humidity Control Types: Proportional, PI and Intelligent. Each control type affects the timing and intensity of the cooling/heating and humidify- ing/dehumidifying operations. The Control Type parameter is in the Service menu under Setpoints.
  • Page 36: Humidity Sensor Reading Control Types

    3.6.2 Humidity Sensor Reading Control Types The Liebert iCOM control has three humidity sensor control types: Relative, Compensated and Pre- dictive. The humidity sensor control adjusts how the Temperature and Humidity Control determines the percent requirement for humidification/dehumidification. The humidity sensor control type parameter, Humidity Control Type, is in both the User and Service menus under Setpoints.
  • Page 37: Supply Limit-Optional

    Operation 3.6.3 Supply Limit—Optional Chilled water units may be ordered with an additional sensor for monitoring the supply air tempera- ture. This sensor maintains the minimum air temperature under a raised floor to help prevent con- densation from forming. In order to avoid supply temperatures that are too low, the Supply Limit can influence the opening of three-point or analog actuators or the output of analog values.
  • Page 38: User Inputs / Customer Inputs

    Operation 3.6.5 User Inputs / Customer Inputs The user can connect and specify up to four inputs depending on unit configuration. The user inputs/customer inputs are digital inputs that influence the operating mode of the unit depending on the selection. The customer input configuration settings are in the Service menu under Set Alarms, Screen 2 of 7.
  • Page 39: Event Types And Properties

    Event Types and Properties Liebert iCOM events are used to inform the user of cooling unit operational status. All events are recorded in the Event Log, which is in the User Menu. The user can change the type (alarm, warn, message) and time delay of some events and can also enable or disable some events.
  • Page 40: Table 21 Table

    Operation Table 8 Possible event settings—some events not available in all units Internal Delay Default Delay / Selectable Type Event (Before Action Occurs) (Before Action Occurs) (default) MAIN FAN OVERLOAD 2 seconds 5 seconds / 0 – 9999 * LOSS OF AIRFLOW 3 seconds 3 seconds / 0 –...
  • Page 41: Possible Event Notifications

    OTIFICATIONS Table 9 lists alarms and warnings that may occur in a cooling unit. When any of these occur, they will appear on the Liebert iCOM Status menu and will be recorded in the Liebert iCOM Event log. Table 9 Event notifications—large or small display...
  • Page 42: Next Maintenance Calculation

    To calculate wellness, Liebert iCOM keeps a running total of component working hours and the num- ber of times it has been started. Liebert iCOM relates that data to the optimum/maximum starts per hour. Accordingly, Liebert iCOM will increase or decrease the time before the next service call will be needed.
  • Page 43 Operation Parameters for Next Maintenance Calculation General Maintenance Settings • Maintenance Frequency—can be set as one to 12 months or to zero, which disables mainte- nance calculation • Max. Bonus—increases the time to next maintenance with the set value, if all components run optimally (number of starts, average running time) •...
  • Page 44: Teamwork

    Unit-2-Unit (U2U) Communications via a private network will allow the following functions to be placed into operation when the requirement exists. The user must install the correct hardware (see 5.0 - Installing a Liebert iCOM Unit-to-Unit Network) and properly program the units for the selected functionality.
  • Page 45: Figure 23 Teamwork Mode 1 With Two Cooling Units

    Teamwork The number of available units is calculated like: • In non-standby configuration: all units with fan on • In typical standby function (no cascade): all units with fan on • In cascade mode: all units that could operate (no alarm, which forces the unit to switch off, unit not switched off, etc.) NOTE 1.
  • Page 46: Teamwork Mode 2

    Teamwork 4.1.4 Teamwork Mode 2 Teamwork Mode 2 is designed to prevent units within a group from working against each other or “fighting.” It is best applied in large rooms with unbalanced heat loads. In Teamwork Mode 2, all parameters are shared equal to Mode 1, and Unit #1 averages all of the available unit sensor readings on the network to define whether there is a cooling, heating, dehumidification or humidification request.
  • Page 47: Installing A Liebert Icom Unit - To -Unit Network

    IEBERT I ETWORK Connecting multiple Liebert iCOM-controlled cooling units in an Ethernet Unit-to-Unit (U2U) net- work enables the units to work together to achieve efficient cooling and humidity control of the condi- tioned space. Networking enables setting up the cooling units to exchange data for various modes of operation: •...
  • Page 48: Wiring For Unit-To-Unit Communications-U2U

    (failed network switch, etc.), all Liebert iCOM-controlled cooling units will continue to operate as independent units. The Liebert iCOM control can support up to 64 nodes on one network. An input/output board, large display, and large wall-mount display are each considered one node. Of the 64 nodes that may be con- nected, no more than 32 may be input/output boards (32 cooling units).
  • Page 49: Wiring A Liebert Icom U2U Network

    Each cooling unit with a large display requires two straight-through Ethernet cables from a network switch. One cable connects to port P64 on the Liebert iCOM input/output board and the other straight-through cable connects to the female-female coupler provided with the unit. Con- nect the red crossover cable, which is provided with the cooling unit, between the coupler and the P64 port on the back of the large display (see Figure 28).
  • Page 50: Figure 25 Wiring A Small Display For Stand-Alone Operation

    Installing a Liebert iCOM Unit-to-Unit Network Figure 25 Wiring a small display for stand-alone operation Small Graphics Display On Unit Accent Stand-Alone Unit P66 P67 CAN CAN 6-Wire Cable iCOM Microprocessor and I/O Board 182964 Page 1 Unit Electronics Compartment Rev.
  • Page 51: Figure 27 Wiring A Large Display For Stand-Alone Operation

    Installing a Liebert iCOM Unit-to-Unit Network Figure 27 Wiring a large display for stand-alone operation Large Graphics Display On Unit Accent Liebert- Stand-Alone Unit Supplied Crossover Coupler (F-F) P64 P66 P67 U2U CAN CAN 8-Wire Crossover Ethernet Cable (Red) 6-Wire Cable...
  • Page 52: Figure 29 Liebert Icom Input-Output Control Board

    See the Liebert vNSA user manual, SL-18840, for more details. The number of ports available for connecting Liebert iCOM control devices varies by model as shown in Table 11. Models with a remote large display attached to the front door utilize one of the available Ethernet ports in the Liebert vNSA.
  • Page 53: External Communications-Building Management Systems, Liebert Sitescan

    77 and 78 on the cooling unit terminal strip. To use this method, the Liebert IntelliSlot power supply connection to P65 on the iCOM I/O board must be unplugged, and the factory-supplied 77-78 cable must be connected to P65 (follow Liebert SiteScan instructions for further connections).
  • Page 54: Mounting A Large Display On A Wall

    Insert screws in the wall and use the keyhole-shaped holes on the back of the housing 2. Route the factory-supplied power supply cable and field-supplied CAT5 Ethernet cable through the wall to the mounting location for connection to the rear of the Liebert iCOM wall-mount display (see Figure 31).
  • Page 55: Figure 31 Liebert Icom Display Dimensions

    Mounting a Large Display on a Wall Figure 31 Liebert iCOM display dimensions U2U CAT5 Cable 150ft. (45.7m) maximum to be field-supplied and field-connected to switch or hub AC Adapter/Plug 120V/60Hz-12VDC 10ft. (3048mm) routed SW/U2U 12VDC Pwr through wall to back...
  • Page 56: User

    User menus report general cooling unit operations and status. The password for the user menu is 1490. The iCOM control firmware is being updated constantly. As a result, the User menu parameter tables in this manual may be slightly different than what is shown on your cooling unit's display. Please check www.liebert.com...
  • Page 57: Table 15 Graphics Parameters

    User Menu Parameters Table 15 Graphics parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 8,32 min; 1,12,24 hours, System temperature time scale 24 hours 2,4,8,16 days System temperature graph height ±5-36°F (±3-20°C) 11°F (6°C) 8,32 min;...
  • Page 58: Table 18 Sensor Data Parameters

    User Menu Parameters Table 18 Sensor data parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 2 Actual Temperature Setpoint TEMP SET 41-104°F (5-40°C) Actual Humidity Setpoint HUM SET 20-80% Optional Sensor A Temperature TEMP A 32-122°F (0-50°C) Optional Sensor A Humidity...
  • Page 59: Table 20 Display Setup Parameters

    User Menu Parameters Table 20 Display setup parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 Language LANGUAGE English, … English Date YEAR/MONTH/DAY Time HOUR/MINUTE/SECOND hh/mm/ss Temperature Indication TEMP F/C °C,°F °C Display Contrast CONTRAST 0-100%...
  • Page 60: Table 22 Timer Parameters—Sleep Mode

    User Menu Parameters Table 22 Timer parameters—Sleep Mode Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 Password PASSWORD Sleep On: No, Yes No, Yes No, Yes No, Yes No, Yes No, Yes No, Yes Sleep Every Day (1) START1 / START1 /...
  • Page 61: Service Menu Parameters

    Service menus allow customized settings for site operations. The password for service menu parame- ters is 5010. The iCOM control firmware is being updated constantly. As a result, the Service menu parameter tables shown in this manual may be slightly different than what is shown on your cooling unit's dis- play.
  • Page 62: Table 25 Unit Diary Parameters

    Unit Diary—Large Display Only Shows all entered program changes and maintenance performed on the unit. Table 25 Unit diary parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 Text entered with iST (iCOM Service Tool)
  • Page 63 Service Menu Parameters Table 26 Standby settings / lead-lag parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 Password PASSWORD Number of Standby Units #STANDBY 0-32 No, Daily, Every Mo-Tu-We-Th-Fr-Sa-Su; Rotation Frequency ROTATION (Monthly) M-Mo, M-Tu, M-We, M-Th, M-Fr, M-Sa, M-Su...
  • Page 64 Service Menu Parameters Table 27 Maintenance / wellness settings parameters (continued) Function WELLNESS Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Compressor1 Settings (Page 3 of 8) Password PASSWORD Number of Starts STARTS 0-32000 Run Hours RUN HRS 0-32000 Average Run Time AVG RUN...
  • Page 65 Service Menu Parameters Table 27 Maintenance / wellness settings parameters (continued) Function WELLNESS Read/ Range Default Large Display Small Display Write Imperial (metric) Setting El. Heater 2 Settings (Page 6 of 8) Password PASSWORD Number of Starts STARTS 0-32000 Run Hours RUN HRS 0-32000 Average Run Time...
  • Page 66: Table 28 Diagnostics / Service Mode Parameters

    Service Menu Parameters Table 28 Diagnostics / service mode parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting SERVICE Page 1 of 7 Password PASSWORD HP 1 Alarm Code HP1 CODE 0-999 HP 2 Alarm Code HP2 CODE 0-999 HT 1 Alarm Counter...
  • Page 67 Service Menu Parameters Table 28 Diagnostics / service mode parameters (continued) Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting SERVICE Page 4 of 7 Password PASSWORD Alarm Relay ALM REL Off, On FC Relay FC REL Off, On 3P Actuator Open 3P OPEN...
  • Page 68 Service Menu Parameters Table 28 Diagnostics / service mode parameters (continued) Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting SERVICE Page 7of 7 Status Humidifier Problem HUM PROB OK, Act Status DT1 (Outdoor/Glycol) OK, Act Status DT2 (Glycol/Room) OK, Act Status DT3 (Room/Setpoint) OK, Act...
  • Page 69: Table 17 Set Alarms Parameters

    Service Menu Parameters Table 29 Set alarms parameters (continued) Function ALARMS Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 2 of 7 Password PASSWORD Smoke Water Alarm C PMP Alarm Flow Alarm Stdby G Pmp Stdby Unit C-Input 1 C-Input 2 C-Input 3...
  • Page 70: Table 30 Set Alarms Parameters (Continued)

    Service Menu Parameters Table 30 Set alarms parameters (continued) Function ALARMS Read/ Delay ENABLE - DISAB Alarm Type Large Display Small Display Write (Default) (Default) (Default) Page 3 of 7 Password PASSWORD Main Fan Overload 0-9999 sec (10) Enable, Disab (Enable) ALM,WRN,MSG (ALM) Loss Of Airflow 0-9999 sec (10) Enable, Disab (Enable) ALM,WRN,MSG (ALM) Clogged Filters...
  • Page 71: Table 29 Set Alarms Parameters

    Service Menu Parameters Table 30 Set alarms parameters (continued) Function ALARMS Read/ Delay ENABLE - DISAB Alarm Type Large Display Small Display Write (Default) (Default) (Default) Page 6 of 7 Password PASSWORD Customer Input 1 0-9999 sec (5) Enable, Disab (Enable) ALM,WRN,MSG (ALM) Customer Input 2 0-9999 sec (5) Enable, Disab (Enable) ALM,WRN,MSG (ALM) Customer Input 3...
  • Page 72: Table 31 Sensor Calibration / Setup Parameters

    Service Menu Parameters Table 31 Sensor calibration / setup parameters Function + / - Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 3 Password PASSWORD Return Temperature RTN TEMP ±18°F (±9.9°C) Calibrated Return Temperature CAL TEMP 32-122°F (0-50°C) Return Humidity...
  • Page 73: Table 32 System / Network Setup Parameters-Large Display Only

    Service Menu Parameters Table 32 System / network setup parameters—large display only NETWORK Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 2 Password PASSWORD Number of Connected — 1-32 Units Teamwork Mode — No,1,2 —...
  • Page 74: Table 33 Network Setup Parameters

    Service Menu Parameters Table 33 Network setup parameters NETWORK Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 2 Password PASSWORD Monitoring Address MON ADD Unit Name 6 digits UNIT Not Available, Invalid, OK, Configuration Safe CS STAT Changed, Updating...
  • Page 75: Table 34 Options Setup Parameters

    Service Menu Parameters Table 34 Options setup parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 2 Password PASSWORD Compressor Sequence COMP SEQ 1, 2, auto Auto Low Pressure Alarm Delay LP DELAY 0-5 min -145.0 - 725.0 psi Actual LP1 Pressure...
  • Page 76: Table 35 Service Contacts Parameters

    Service Menu Parameters Table 35 Service contacts parameters Function Read/ Range Default Large Display Small Display Write Imperial (metric) Setting Page 1 of 1 Password PASSWORD Country Country None, United States Address line 1 Address line 1 text-string Address line 2 Address line 2 text-string Address line 3...
  • Page 77 Service Menu Parameters Notes...
  • Page 78 Service Menu Parameters...
  • Page 80 All rights reserved throughout the world. Specifications subject to change Hong Kong without notice. 852 2572220 ® Liebert and the Liebert logo are registered trademarks of Liebert Corporation. All names referred to are trademarks Fax: 852 28029250 or registered trademarks of their respective owners.

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